diff --git a/NEWS.md b/NEWS.md
index 32184511..d73c0d3d 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,5 +1,8 @@
 # cpp11 (development version)
 
+* Silenced an unknown attribute warning specific to the Intel compiler
+  (r-lib/systemfonts#98).
+
 # cpp11 0.4.3
 
 * Modernized the GitHub Actions workflows and updated some internal tests to
diff --git a/inst/include/cpp11/R.hpp b/inst/include/cpp11/R.hpp
index 463256d3..7ff355e1 100644
--- a/inst/include/cpp11/R.hpp
+++ b/inst/include/cpp11/R.hpp
@@ -13,12 +13,16 @@
 #include "Rinternals.h"
 
 // clang-format off
-#ifdef __clang__
+#if defined(__INTEL_COMPILER)
+# pragma warning(disable : 3924)
+#endif
+
+#if defined(__clang__)
 # pragma clang diagnostic push
 # pragma clang diagnostic ignored "-Wattributes"
 #endif
 
-#ifdef __GNUC__
+#if defined(__GNUC__) && !defined(__clang__) && !defined(__INTEL_COMPILER)
 # pragma GCC diagnostic push
 # pragma GCC diagnostic ignored "-Wattributes"
 #endif